As previously disclosed, AtaiBeckley Inc. (the "Company") entered into an Agreement and Plan of Merger, dated as of July 15, 2026 (the "Merger Agreement"), with Eli Lilly and Company, an Indiana corporation ("Parent") and Albali Acquisition Corporation, a Delaware corporation and indirect wholly owned subsidiary of Parent ("Merger Sub"), pursuant to which Merger Sub will merge with and into the Company (the "Merger"), with the Company surviving as a wholly owned subsidiary of Parent. Capitalized terms used herein and not otherwise defined herein have the meanings set forth in the Merger Agreement.

U.S. Antitrust Review

The applicable waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended, in connection with the Merger expired at 11:59 p.m. Eastern Time on August 28, 2026.

Other Regulatory Reviews

On August 21, 2026, the Competition and Markets Authority in the United Kingdom responded to a briefing paper submitted by Parent in respect of the Merger to indicate that it had, at such time, no further questions related to the Merger.

Additionally, in connection with the Merger, on August 27, 2026, the Australian Competition and Consumer Commission published its determination that the Merger may be consummated, subject to expiration of a 14-calendar day waiting period. The waiting period is scheduled to expire at 10:00 a.m. Eastern Time on September 10, 2026.